| import cadquery as cq | |
| w0=cq.Workplane('YZ',origin=(16,0,0)) | |
| r=w0.sketch().arc((-43,-21),(-18,-50),(6,-21)).arc((7,-20),(8,-18)).arc((49,-23),(12,-3)).arc((-28,28),(-43,-21)).assemble().push([(-18.5,-2)]).rect(23,8,mode='s').finalize().extrude(-53).union(w0.sketch().segment((-6,35),(11,35)).arc((20,29),(30,35)).segment((46,35)).segment((46,44)).segment((30,44)).arc((20,50),(11,44)).segment((-6,44)).close().assemble().finalize().extrude(20)) |